// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
//       copyright notice, this list of conditions and the following
//       disclaimer in the documentation and/or other materials provided
//       with the distribution.
//     * Neither the name of Google Inc. nor the names of its
//       contributors may be used to endorse or promote products derived
//       from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

// Flags: --harmony-scoping --allow-natives-syntax

// TODO(ES6): properly activate extended mode
"use strict";

// Test that temporal dead zone semantics for function and block scoped
// ket bindings are handled by the optimizing compiler.

function f(x, b) {
  let y = (b ? y : x) + 42;
  return y;
}

function g(x, b) {
  {
    let y = (b ? y : x) + 42;
    return y;
  }
}

for (var i=0; i<10; i++) {
  f(i, false);
  g(i, false);
}

%OptimizeFunctionOnNextCall(f);
%OptimizeFunctionOnNextCall(g);

try {
  f(42, true);
} catch (e) {
  assertInstanceof(e, ReferenceError);
}

try {
  g(42, true);
} catch (e) {
  assertInstanceof(e, ReferenceError);
}
